HomeMy WebLinkAbout2011-09-26 Board of Selectmen HandoutAlbanese D&S, Inc. 66 Silva Lane
Dracut, MAO 1826
Phone: 078-937=0909
Fax: 978-937-9292
RE: 1VIWRA. 7261 Stoneham/Reading - Concise List of Activity Timeline
1. Phase 1 STA 22+38 to 21+00 (Rt 28 at South Street) 102 to 10/12 (7 work nights 1 night) _
potential for up to 8 work nights. Please note this accounts for the Holiday weekend. Flow Through
Traffic Sequence #1 will be implemented (see attached).
2. Phase 2 - STA 0+00 to 2+00 (Rt 28 at North Street): 10/11 to 10/27 (13 workday and night shifts 2
shifts) = potential for up to 15 work shifts. Flow Through.Traffic Sequence # la,8,9,10,11,12 will be
implemented (see attached and contract drawing T-3). The following task will occur within the work of
Phase 2:
a. Controlled Blasting Area E: 10/25/11 (1 work night +/--2 nights) = potential for up to 3 detour
nights from Broadway to High St (Stoneham) to Prospect St. & Hopkins St. (Wakefield) to
South St. (Reading) to be known as Secondary Detour Route #2.
3. Phase 3 - STA 9+24 to 21+00 (Rt 28 SB): 10/13 to 11/6 (17 work nights 4 nights= potential for up
to 21 work nights. Flow Through Traffic Sequence #4,5,6,7 will be implemented (see attached). The
following tasks will occur within the work of Phase 3:
a. Work Area under Rte. 128 Bridge (3 work nights 1 night) = potential for up to 4 detour
nights from North Street (Stoneham) to Prospect Street and Hopkins Street (Wakefield) to South
Street (Reading) to be known as Primary Detour Route #1
b. Controlled Blasting Area C: 10/26/11 (1 work night 1 night) = potential for up to 2 detour
nights with Primary Detour Route #1
c. Controlled blasting Area D: 10/30/11 -11/2/11 ( 4 work nights 2 nights) = potential for up to
6 detour nights with Primary Detour Route #1
4. Phase 4 - STA 9+24 to 2+00 (Rt 28 SB): 10/30 to 11/21 (16 work nights 4 nights) = potential for up
to 20 work nights. Please note this accounts for the Holiday weekend. Flow Through Traffic Sequence
#4,5,7 will be implemented (see attached). The following tasks will occur within the work of Phase 4:
a. Controlled Blasting Area B: 11/1/11-11/2/11 (2 work nights 2 nights) = potential for up to 4
detour nights with Primary Detour Route #1.
b. Controlled Blasting Area A: 11/9/11-11/16/11 (5 work nights 2 nights) = potential for up to
7 detour nights with Primary Detour Route #1.
ADDITIONAL NOTES:
(a) Daytime Activities
a. Week of 9/26 - Traffic Median Cut at North Street, remove portion of guardrail for Stonehill
Drive, and saw cutting
b. Week of 10/2 - Pre drill for rock
(b) Paving activities will follow mainline work during the day and at night
CONTROLLED BLASTINC PROGRAM
shift, 5 days a week.
Blasting will occur on and is expected to occur _1 to 3 times a work
,lasting' is scheduled to be completed-4,-weeks from the start of \,,'ork at- the blast site.
'lie following sequence of construction for blasting will be utilized.
1 . Remove soil extending from the road surface to the top of rock.
Locate and clean out pre-drilled lore holes.
3. Load explosives into the bore holes.
4. After loading of the holes is complete place blasting mats otrer the hales to prevent fly rock frorn
exiting the trench area.
5, Connect the explosives lead line to the detonator. When the detonator is connected begin horn
signals for blasting consisting, of the following:
vi4e Nlillwc -W:bb•Main ^ Dow-, horn Err=am~~.
One NU11111!' W.arBillg - 2 horn lbla@;I5I.
X61 lt:a66' @ @>~6~ - f.F~B = ~~6'a~1t.GgpC6C`E~ dour) lbho PloPlfE:tk'I61? far 1~@P" 6oi@4A :I3@'@'!t.
h. Remove blasting mats, excavate blasted rock.
7. Continue the excavation to pipe grade, install pike, backfill.
8. Repeat Steps 1-7.
All blasting operations are monitored usinc, an instrument called Seismograph which verifies and
provides a record that the blast parameters are within the State Board of Fire- Prevention limits.
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MASSACHUSETTS WATER RESOURCES AUTHORITY
Charlestown Navy Yard
100 First Avenue, Building 39
Boston, MA 02129
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Frederick A. Laskey
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Telephone: (617) 788-1170
Facsimile• (617) 788=489
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MASSACHUSETTS WATER RESOURCES AUTHORITY
Charlestown Navy Yard
100 First Avenue, Building 39
Boston, MA 02129
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Frederick A. Laskey
Executive-Director - -
MEETING
DATE
PLACE
Telephone: (617) 788-1170
Facsimile:-(617)-7884 894--.___
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